101105143 has 2 divisors, whose sum is σ = 101105144. Its totient is φ = 101105142.

The previous prime is 101105129. The next prime is 101105153. The reversal of 101105143 is 341501101.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 101105143 - 2¹³ = 101096951 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101105113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50552571 + 50552572.

It is an arithmetic number, because the mean of its divisors is an integer number (50552572).

Almost surely, 2^101105143 is an apocalyptic number.

101105143 is a deficient number, since it is larger than the sum of its proper divisors (1).

101105143 is an equidigital number, since it uses as much as digits as its factorization.

101105143 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 60, while the sum is 16.

The square root of 101105143 is about 10055.1053201844. The cubic root of 101105143 is about 465.8624960399.

Adding to 101105143 its reverse (341501101), we get a palindrome (442606244).

The spelling of 101105143 in words is "one hundred one million, one hundred five thousand, one hundred forty-three".